.viewrollDiv {
    /* flex: auto;
    margin: 0;
    padding: 0;
    display: flex;
    position: relative; */
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /*border: 1px solid green;*/
    box-sizing: border-box;
    pointer-events: none;
    clip: rect(0, 10px, 10px, 0);
    z-index: 1;
  }
  
  .leftslider {
    position: absolute;
    top: 0;
    left: 0;
    margin: 0;
    padding: 0;
    background-color: red;
    width: 4px;
    height: 100%;
    cursor: col-resize;
    z-index: 9;
    cursor: pointer;
  }
  
  .topslider {
    position: absolute;
    top: 0;
    left: 0;
    margin: 0;
    padding: 0;
    background-color: red;
    height: 4px;
    width: 100%;
    cursor: col-resize;
    z-index: 9;
    cursor: pointer;
  }